public IEnumerable <Pos3Norm3VertexSDX> GetVertices(D2DGeometry geometry, float height = 1f)
{
List <Pos3Norm3VertexSDX> vertices = new List <Pos3Norm3VertexSDX>();
//Empty mesh
if (geometry == null)
{
Pos3Norm3VertexSDX zero = new Pos3Norm3VertexSDX();
vertices.Add(zero);
vertices.Add(zero);
vertices.Add(zero);
return(vertices);
}
if (height > 0)
{
D2DGeometry flattenedGeometry = this.FlattenGeometry(geometry, sc_flatteningTolerance);
D2DGeometry outlinedGeometry = this.OutlineGeometry(flattenedGeometry);
//Add snap here
var sink = new ExtrudingSink(vertices, height);
outlinedGeometry.Simplify(GeometrySimplificationOption.Lines, sink);
var bounds = flattenedGeometry.GetBounds();
var scaling = Math.Min(1 / Math.Abs(bounds.Bottom - bounds.Top), 1);
outlinedGeometry.Tessellate(sink);
outlinedGeometry.Dispose();
flattenedGeometry.Dispose();
sink.Dispose();
return(vertices.Select(v => v.Scale(scaling).AssignTexCd()).Reverse());
}
else
{
D2DGeometry flattenedGeometry = this.FlattenGeometry(geometry, sc_flatteningTolerance);
//Add snap here
var sink = new FlatSink(vertices);
var bounds = flattenedGeometry.GetBounds();
var scaling = Math.Min(1 / Math.Abs(bounds.Bottom - bounds.Top), 1);
flattenedGeometry.Tessellate(sink);
flattenedGeometry.Dispose();
sink.Dispose();
return(vertices.Select(v => v.Scale(scaling).AssignTexCd()).Reverse());
}
}
public void Dispose()
{
_geometry?.Dispose();
_target.PopLayer();
}